#include<cstdio>
#include<math.h>
#include<cstring>
using namespace std;
FILE *f=fopen("cifra.in","r");
FILE *g=fopen("cifra.out","w");
int t,i,x;
char n[101];
int main()
{
	int cifre[]={1,5,2,8,3,9,2,8,7,7,8,4,7,3,8,4,1,5,4,4,5,9,6,2,7,3,6,2,1,1,2,8,1,7,2,8,5,9,8,8,9,3,0,6,1,7,0,6,5,5,6,2,5,1,6,2,9,3,2,2,3,7,4,0,5,1,4,0,9,9,0,6,9,5,0,6,3,7,6,6,7,1,8,4,9,5,8,4,3,3,4,0,3,9,4,0,7,1,0,0};
	fscanf(f,"%d",&t);
	for(i=1;i<=t;i++)
	{
		fscanf(f,"%s",&n);
		if(strlen(n)==1) x=(n[strlen(n-1)]-'0');
		else 
			x=(n[strlen(n)-2]-'0')*10+(n[strlen(n)-1]-'0');
		fprintf(g,"%d\n",cifre[x-1]);
	}
	return 0;
}